Daily Practice · Foundation Plus

Daily Practice - Foundation Plus

Grades 4-6 - the Foundation / Higher crossover zone.

7th August 1999

5 questions · 12 marks · Grades 4-6 · 128 question types in this band

1
Ratio2 marks
Red and blue stickers are in the ratio 2 : 5. There are 30 red stickers. How many stickers are there altogether?
2
Vectors2 marks
a is the column vector (7, -7) and b is (5, -5). Work out a + b as a column vector.
3
Probability Trees3 marks
4 of 7 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Two Way Tables3 marks
Of 65 students, 29 study French, 30 study German and 6 study both. How many study neither?
5
Error Intervals2 marks
A number y is 29 when truncated to the nearest whole number. Write down the error interval for y.

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